The Switching Unit,teletypewriter-Co, cataloged under National Stock Number 5840-01-117-8805, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-117-8805 |
| Item Name | Switching Unit,teletypewriter-Co |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Status | ACTIVE |
| General Characteristics Item Description | ELECTRICAL DATA: 115VAC,60HZ,1 PHASE; OVERALL DIMENSIONS: 4.80 INCHES BY 17.00 INCHES BY 22.50 INCHES; SWITCH DATA: 3 POLES,8 POSITIONS,OFF POSITION INCLUDED,ROTARY TYPE,MANUALLY OPERATED; SPECIAL FEATURES: ON-LINE POSITION COMPUTER DOES ALL OPERATIONS; OFF-LINE POSITION THE OPERATION DOES ALL OPERATIONS; FUNCTIONAL DESCRIPTION: DESIGNED TO OPERATE ON LINE WITH THE CP-967/UYK. PROVIDES PROGRAM LOADING WITH A TT-187A/UG,DISTRIBUTOR-TRANSMITTER,TELETYPEWRITER TG-187A/UG,AND WITH TELETYPEWRITER SET AN/UGC-20. OUTPUT IS GENERATED BY THE REPERFORATOR TT-192/UG AND BY THE TELETYPEWRITER SET AN/UGC-20. THE PERIPHERAL SYSTEM HAS SIX OFF-LINE MODES WHICH PERFORM THE FOLLOWING FUNCTION: PREPARE PAPER TAPE,PREPARE PAPER TAPE WITH HARD COPY,REPERFORATE PAPER TAPE,REPERFORATE PAPER TAPE WITH HARD COPY,PRINT OUT FROM TAPE AND PREPARE HARD COPY VAC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| SA-1695/UYK | 5/2 Secondary reference U.S. Government activity |
| 667056-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5840-01-117-8805 is a Switching Unit,teletypewriter-Co, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
Key specifications for 5840-01-117-8805: General Characteristics Item Description: ELECTRICAL DATA: 115VAC,60HZ,1 PHASE; OVERALL DIMENSIONS: 4.80 INCHES BY 17.00 INCHES BY 22.50 INCHES; SWITCH DATA: 3 POLES,8 POSITIONS,OFF POSITION INCLUDED,ROTARY TYPE,MANUALLY OPERATED; SPECIAL FEATURES: ON-LINE POSITION COMPUTER DOES ALL OPERATIONS; OFF-LINE POSITION THE OPERATION DOES ALL OPERATIONS; FUNCTIONAL DESCRIPTION: DESIGNED TO OPERATE ON LINE WITH THE CP-967/UYK. PROVIDES PROGRAM LOADING WITH A TT-187A/UG,DISTRIBUTOR-TRANSMITTER,TELETYPEWRITER TG-187A/UG,AND WITH TELETYPEWRITER SET AN/UGC-20. OUTPUT IS GENERATED BY THE REPERFORATOR TT-192/UG AND BY THE TELETYPEWRITER SET AN/UGC-20. THE PERIPHERAL SYSTEM HAS SIX OFF-LINE MODES WHICH PERFORM THE FOLLOWING FUNCTION: PREPARE PAPER TAPE,PREPARE PAPER TAPE WITH HARD COPY,REPERFORATE PAPER TAPE,REPERFORATE PAPER TAPE WITH HARD COPY,PRINT OUT FROM TAPE AND PREPARE HARD COPY VAC. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5840-01-117-8805 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.